Mouthpiece (9)
(Other definitions for solicitor that I've seen before include "Court player" , "legal adviser" , "Will writer" , "beggar" , "Legal practitioner" .)
'mouthpiece' is the definition.
(spokesman is a kind of mouthpiece)
This is the entire clue.
(Other definitions for spokesman that I've seen before include "Official mouthpiece" , "One who speaks for others" , "Representative at press conference" , "wheelwright?" , "bicycle repairer?" .)
'mouthpiece' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for lip that I've seen before include "Brim" , "Sauce" , "giving such insincere service" , "Fleshy fold of mouth tissue" , "Top edge of a vessel" .)